-7x+3(-7x+12)=-132

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Solution for -7x+3(-7x+12)=-132 equation: 



-7x+3(-7x+12)=-132

We move all terms to the left:

-7x+3(-7x+12)-(-132)=0

We add all the numbers together, and all the variables

-7x+3(-7x+12)+132=0

We multiply parentheses

-7x-21x+36+132=0

We add all the numbers together, and all the variables

-28x+168=0

We move all terms containing x to the left, all other terms to the right

-28x=-168

x=-168/-28

x=+6

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